Updated: Apr 19, 2026
Location and Projects
Headquarters Address
2131 TANNIN PLACE, Vienna, VA, 22182
Local address
7921 queenair drive, suite 106, Gaithersburg, MD, 20879
Use our bidding system to
request a quote
James M Swanson HVAC/Mechanical Contractor
James M Swanson, 7921 Queenair Dr, Gaithersburg, MD holds a Heating, Ventilation, Air Conditioning And Refrigeration license and 1 other license according to the Maryland license board.
Their BuildZoom score of 92 ranks in the top 32% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring James M Swanson, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
James M Swanson Contact Information
Headquarters Address: 2131 TANNIN PLACE, Vienna, VA, 22182
Local Address: 7921 queenair drive, suite 106, Gaithersburg, MD 20879
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
James M Swanson Gaithersburg
Quality
92
68th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
James M Swanson has a BuildZoom score of 92, which places them above 68% of 58,058 contractors in Maryland.
Activity
|
1 project
|
2025 |
Our building permit records indicate that James M Swanson has worked on at least
1.0 project over the past year.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Pricing
|
1 project
|
$20k-$50k |
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
This is a sample of this contractor's permits. Click here to access their complete permit history.
12x16 greenhouse/shed/pergola combo: (1) 12x6 storage shed (1) 10x10 greenhouse (1) 2x10 deck w cedar pergola. electrical to be added at a later time
Valuation:
$20,620
Permit #:
495765
Status:
issued
Fee:
$282
Permit Type:
Resuses
Building Type:
N/A
Similar Contractors See more
122
BZ Score
$300K
Avg Project
-
Projects
117
BZ Score
-
Avg Project
-
Projects
License # 100269
Gaithersburg, MD
120
BZ Score
-
Avg Project
-
Projects
James M Swanson Reviews
BuildZoom hasn't received any reviews for James M Swanson. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Let us find you an HVAC pro in your area today
We'll search our vast network of HVAC Pros and connect
you with one that meets your needs today.
Verified License
BuildZoom confirmed this contractor's license
James M Swanson License info
Verified License
| License # | 58452 |
| Status | Active |
| State | Maryland |
| Type | Heating, Ventilation, Air Conditioning And Refrigeration |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for James M Swanson at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 60588 |
| Status | Active |
| State | Maryland |
| Type | Heating, Ventilation, Air Conditioning And Refrigeration |
| Class | Heating, Ventilation, Air Conditioning and Refrigeration |
- When BuildZoom last verified this license, it had an expiration date of December, 2018. Check the current license status of James M Swanson with the Maryland Department of Labor, Licensing & Regulation
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
James M Swanson Employees
JS
James M Swanson
Owner